Hemlock Semiconductor Hemlock Semiconductor (HSC) is a company that manufactures polysilicon products. | ![]() NITTA DuPont NITTA DuPont (ニッタ・デュポン, formerly known as NITTA Haas) is a company that manufactures ultra-fine polishing systems for silicon wafers. | |
Founding Date | Founding Date 1961 | Founding Date 1983 |
Type | Type Subsidiary | Type Private |
Tags | ||
Locations | Locations Richland, US HQ Midland, US | Locations Osaka, JP HQ |
Employees | Employees 7614% decrease | Employees 300 |

NITTA DuPont (ニッタ・デュポン, formerly known as NITTA Haas) is a company that manufactures ultra-fine polishing systems for silicon wafers.
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